New 8 In 1 Metric Combination Hex Key Allen Wrench 1.5MM - 6MM Mechanic Tool Set Kit We don't offer color choice. Your order will be sent in colors at random. These tools are ideal for garage workshop, toolbox , metal workers , mechanics and DIY etc. Size: 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 5mm, 6mm. Hardness: HRC45-50. Color: silver, black.